WO2008075526A1 - Système de gestion d'images médicales - Google Patents

Système de gestion d'images médicales Download PDF

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Publication number
WO2008075526A1
WO2008075526A1 PCT/JP2007/072515 JP2007072515W WO2008075526A1 WO 2008075526 A1 WO2008075526 A1 WO 2008075526A1 JP 2007072515 W JP2007072515 W JP 2007072515W WO 2008075526 A1 WO2008075526 A1 WO 2008075526A1
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WIPO (PCT)
Prior art keywords
medical image
image data
imaging
console
data
Prior art date
Application number
PCT/JP2007/072515
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English (en)
Japanese (ja)
Inventor
Haruyuki Toda
Original Assignee
Konica Minolta Medical & Graphic, Inc.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Konica Minolta Medical & Graphic, Inc. filed Critical Konica Minolta Medical & Graphic, Inc.
Priority to JP2008550071A priority Critical patent/JP5040923B2/ja
Priority to US12/519,727 priority patent/US20100054566A1/en
Publication of WO2008075526A1 publication Critical patent/WO2008075526A1/fr

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Classifications

    • G—PHYSICS
    • G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
    • G16H40/00—ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices
    • G16H40/60—ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices
    • G16H40/67—ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices for remote operation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/50—Network services
    • H04L67/60—Scheduling or organising the servicing of application requests, e.g. requests for application data transmissions using the analysis and optimisation of the required network resources
    • H04L67/62—Establishing a time schedule for servicing the requests
    • G—PHYSICS
    • G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
    • G16H30/00—ICT specially adapted for the handling or processing of medical images
    • G16H30/20—ICT specially adapted for the handling or processing of medical images for handling medical images, e.g. DICOM, HL7 or PACS

Definitions

  • the present invention relates to an imaging control device that controls the imaging operation of a medical image imaging device and transfers medical image data generated by the imaging to a medical image management device, and a medical device transferred from the imaging control device
  • the present invention relates to a medical image management system in which a medical image management apparatus that stores and manages image data and a medical image reproduction apparatus that reproduces and displays the medical image data are connected via a network.
  • CR Computer Radiography
  • C ⁇ and omputed Tomography
  • MRI Magnetic Resonance imaging
  • mammography equipment A medical image photographing apparatus (hereinafter referred to as “modality”) such as an ultrasonic / endoscopic diagnostic apparatus generates image data (hereinafter referred to as “medical image data”) of a medical image obtained by photographing. To do.
  • modality such as an ultrasonic / endoscopic diagnostic apparatus generates image data (hereinafter referred to as “medical image data”) of a medical image obtained by photographing.
  • a photographing control device (hereinafter referred to as a "modality console") is known as a device for controlling the photographing of a modality (see, for example, Patent Document 1).
  • the modality console controls the start of imaging of modalities according to orders from HI 3 ⁇ 4 (Hospital Information System) and RIS (Radiological Information System), and medical images obtained by the imaging Transfer data sequentially to PACS.
  • HI 3 ⁇ 4 Hospital Information System
  • RIS Radiological Information System
  • Patent Document 1 Japanese Patent Laid-Open No. 2002-219122
  • Medical image data generated by various modalities can be referred to semi-permanently.
  • there are many powers that can be referred to in a specific time zone such as immediately after imaging or at a medical examination time.
  • the medical image data generated by the modality is sequentially transferred to the PACS server as in Patent Document 1, the access from the client to the server is concentrated in a specific time zone. The performance of the server will decrease.
  • the present invention has been made in view of the above-described problems, and an object thereof is to reduce the network load of the medical image management system and increase the efficiency of network resources. .
  • the invention of claim 1 provides:
  • An imaging control device that controls imaging of a medical imaging device and transfers medical image data generated by the imaging to the medical image management device, and medical image management that stores and manages medical image data transferred from the imaging control device
  • medical image management system in which a device and a medical image reproduction device that reproduces and displays the medical image data are connected via a network
  • the photographing control device includes:
  • temporary storage means for temporarily storing the medical image data generated by the medical image capturing apparatus, and a transfer request of the medical image reproduction apparatus Transfer control means for reading out and transferring the corresponding medical image data from the temporary storage means;
  • the medical image reproduction device includes: Input means for inputting a reproduction instruction of medical image data generated by the medical image photographing device according to a user operation;
  • Receiving control means for making a transfer request for medical image data for which a reproduction instruction has been input by the input means and receiving the medical image data transferred from the imaging control device.
  • the invention according to claim 2 is the invention according to claim 1,
  • the medical image reproduction device includes:
  • the image processing apparatus further includes reproduction image storage means for temporarily storing medical image data received by the reception control means.
  • the invention according to claim 3 is the invention according to claim 1 or 2
  • the transfer control means includes
  • the medical image data corresponding to the transfer request is transferred to the medical image management device, and the medical image management device is
  • the medical image data transferred from the imaging control device is stored and managed, and further includes transmission control means for transmitting the medical image data to the medical image reproduction device, and the reception control means includes:
  • Receiving medical image data transferred from the imaging control apparatus via the medical image management apparatus is a special feature.
  • the invention according to claim 4 is the invention according to any one of claims 1 to 3, wherein the imaging control device includes:
  • the image processing apparatus further includes a deletion unit that deletes the medical image data transferred by the transfer control unit from the temporary storage unit.
  • the invention according to claim 5 is the invention according to any one of claims 1 to 4, wherein the imaging control device includes:
  • the apparatus further comprises transfer means for transferring the medical image data stored in the temporary storage means to the medical image management apparatus in a predetermined time zone.
  • the invention according to claim 6 is the invention according to any one of claims 1 to 5,
  • the photographing control device includes:
  • status transmission means for transmitting status information indicating the progress of the imaging operation by the medical image capturing apparatus to the medical image management apparatus
  • the medical image management apparatus includes:
  • the medical image reproduction device includes:
  • the apparatus further comprises display means for displaying the list data created and updated by the medical image management apparatus.
  • the imaging control device temporarily stores the medical image data before transferring the medical image data to the medical image management device, and the user in the medical image reproduction device
  • the medical image data is transferred according to the reproduction instruction. Therefore, when medical image data is transferred from the imaging control apparatus to the medical image reproduction apparatus, it is possible to prevent access from being concentrated on the medical image management apparatus every time a reproduction instruction is issued.
  • medical image data is not transferred to the medical image management device every time the medical image photographing device performs photographing. Therefore, it is possible to reduce the network load of the medical image management system and improve the efficiency of network resources.
  • the medical image management apparatus is transferred from the imaging control apparatus.
  • the medical image data to be stored is managed and transmitted to the medical image reproduction device. For this reason, medical image data is transferred when a playback instruction is input, and is sequentially updated for each playback instruction. It can be stored in the medical image management apparatus.
  • FIG. 1 is a block diagram showing an example of a system configuration of a medical image management system.
  • FIG. 2 is a diagram showing an example of the data configuration of medical image data.
  • FIG. 3 is a diagram showing an example of an image selection screen.
  • FIG. 4 is a block diagram showing an example of the functional configuration of the sano, viewer, and console.
  • FIG. 5A is a diagram showing an example of a data configuration of a storage unit included in the server according to the first embodiment.
  • FIG. 5B is a diagram showing an example of the data configuration of the storage unit included in the viewer according to the first embodiment.
  • FIG. 5C is a diagram showing an example of a data configuration of a storage unit included in the console in the first embodiment.
  • FIG. 6A is a diagram showing an example of the data structure of list data.
  • FIG. 6B is a diagram showing an example of the data configuration of status update instruction information.
  • FIG. 7 is a diagram for explaining a specific operation of the medical image management system in the first embodiment. Flowchart.
  • FIG. 8 A diagram showing an operation example of the medical image management system in the first embodiment.
  • FIG. 9 A diagram showing an example of the data configuration of the storage unit included in the viewer in the second embodiment.
  • 10 A flowchart for explaining a specific operation of the medical image management system in the second embodiment.
  • FIG. 11 A diagram showing an operation example of the medical image management system in the second embodiment.
  • FIG. 1 is a block diagram showing an example of the system configuration of the medical image management system S.
  • the medical image management system S is configured by connecting PACS 1, HIS, RIS 4, various modalities 5, and a console 6 corresponding to the modalities 5 to the in-hospital network N.
  • the HIS hospital information system
  • the HIS is composed of a computer having a storage unit including a CPU (Central Processing Unit), ROM (Read Only Memory), and RAM (Random Access Memory), an input unit, a display unit, a communication unit, and the like. It is a system that centrally manages information in hospitals, such as medical office accounting, medical appointment reservation, electronic medical record management, ordering to each department such as examination and medicine.
  • CPU Central Processing Unit
  • ROM Read Only Memory
  • RAM Random Access Memory
  • the RIS Rotary Information System
  • the HIS and RIS4 accept an imaging request from a doctor and generate order information including the content of the imaging request. Then, the order information is transmitted to the corresponding console 6 and server 2 via the hospital network N.
  • Order information is data that includes patient information such as the name, ID, and gender of the patient to be imaged, and examination information that indicates the examination ID that identifies the examination ordered by the doctor, examination location, imaging direction, and posture. It is.
  • the modality 5 generates medical image data by converting the data signal of the image obtained by imaging according to the operation of the imaging engineer into digital data conforming to the DI COM standard, and transmits the medical image data to the PACS 1.
  • Modality 5 includes CT5a, MRI5b, and FPD5c shown in Fig. 1, CR, mammography equipment, and ultrasound diagnostic equipment.
  • FIG. 2 shows an example of the data structure of the medical image data DT1.
  • the medical image data DT1 is configured to include incidental information DT3 and real image data DT5.
  • Real image data DT5 is image data of a photographed image of a subject photographed by Modality 5, and has a data format conforming to the DICOM standard.
  • Auxiliary information DT3 identifies the modality 5 that generated the medical image data DT1.
  • patient information such as patient ID, patient name, and date of birth
  • examination information such as examination ID, examination date and time, and examination site.
  • the data included in the incidental information DT3 is described by data conforming to the DI COM standard, for example, based on the order information received from the HIS and RIS4.
  • the console 6 is an imaging control device that controls the imaging operations such as the start and end of imaging of various modalities 5 and transfers the medical image data DT1 generated by the modality 5 and can be directly connected to the modality 5 directly or in the hospital. It is configured to enable data communication via the network N. As shown in FIG. 1, the console 6 includes a CT console 6a that performs CT5a imaging control, an MRI console 6b that performs MRI5b imaging control, and an FPD console 6c that controls FPD5c imaging.
  • each modality 5 and the console 6 corresponding to the modality 5 are installed in a pair of combinations such that the CT console 6a is installed in the vicinity where the CT 5a is installed.
  • a user such as a photography engineer operates the console 6 to instruct the start and end of shooting of the modality 5.
  • Console 6 is also generated by modality 5.
  • the medical image data DTI is reproduced and displayed, and image processing is performed on the medical image data DT1 in accordance with a user instruction.
  • the medical image data DT1 is displayed on the console. 6 is temporarily stored in the memory 66 (see Fig. 4).
  • the medical image data DT1 temporarily stored in the console 6 is transmitted in accordance with a request from the server 2 and the viewer 3 of the PACS1 and is also stored in a predetermined time zone (for example, 0:00 to 5:00). Sent in batch 2.
  • console 6 manages the progress of imaging (inspection) in the modality 5 (hereinafter referred to as “status”) and notifies the server 2 of the PACS 1 of the status.
  • the PACS 1 includes a server 2 that stores and manages the medical image data DT1 generated in the modality 5, and a plurality of viewers (clients) 3 that reproduce and display the medical image data DT1.
  • the server 2 is a medical image management apparatus that stores and manages medical image data DT1 generated by the modality 5 as a database. Since the medical image data DT1 generated by Modality 5 is temporarily stored in the console 6 as described above, when an instruction to reproduce and display in the viewer 3 is input, the corresponding medical image data DT1 is stored. Image data DT1 is acquired from console 6. Then, the acquired medical image data DT1 is stored in the servo 2 and transmitted to the viewer 3.
  • Server 2 creates a list of various information related to medical images taken in various modalities 5 based on the order information transmitted from HIS and RIS4 and the status change notification from console 6. To various consoles 6 and viewers 3
  • FIG. 3 shows a display example of the image selection screen 400 displaying the list LST.
  • the list LST includes patient information column L1 that displays patient information such as patient ID, patient name, date of birth, age, and sex, and test information such as test ID, test date, test site, and modality.
  • patient information column L1 displays patient information such as patient ID, patient name, date of birth, age, and sex
  • test information such as test ID, test date, test site, and modality.
  • the inspection information column L2 and the inspection status column L3 are displayed.
  • Inspection status column L3 is a column for displaying the status of the inspection indicated by the inspection ID. If the inspection has already been completed, a status such as “Finished” is displayed. For example, the examination corresponding to the examination ID “0000000021” in FIG. 3 is performed in CT5a, indicating that the examination status has already been completed from “End”.
  • the viewer 3 is a medical image reproduction device that includes an LCD (Liquid Crystal Display) or the like and reproduces and displays a medical image based on the medical image data DT1.
  • Viewer 3 acquires list data (described later) for displaying a list LST as shown in FIG. 3 from server 2 and displays it.
  • list data described later
  • the medical image data DT1 corresponding to the examination ID is transferred via the server 2, and the medical image data DT1 is reproduced and displayed.
  • the server 2 and the viewer 3 realize a client server system in which the function of performing storage management of the medical image data DT1 and the function of reproducing and displaying the medical image data DT1 are distributed.
  • the server 2, the viewer 3 and the console 6 can be realized by a general-purpose computer, and the main components are the same. Therefore, their functional configurations are shown in the block diagram of FIG.
  • the server 2 includes a control unit 20, an input unit 22, a display unit 24, a storage unit 26, and a communication unit 28.
  • the control unit 20 includes a CPU, a ROM, a RAM, and the like, and centrally manages and controls the server 2 by controlling the operation of each functional unit and controlling data input / output between the functional units.
  • a program stored in the ROM or the storage unit 26 is read according to an operation signal input from the input unit 22, and processing according to the program is executed. Then, based on the processing result, update the display screen of the display unit 24, store data in the storage unit 26, and perform data communication with an external device.
  • the input unit 22 includes various keys such as a cursor key and a numeric keypad, and a mouse touch panel. And so on.
  • the input unit 22 outputs to the control unit 20 an operation signal corresponding to the key pressed by the user or an operation signal corresponding to the coordinate position on the screen designated by the pointing device.
  • the display unit 24 is configured by a CRT (Cathode-ray Tube), an LCD, or the like, and displays a display screen based on the control of the control unit 20.
  • the communication unit 28 includes a LAN interface and the like, and is a functional unit that performs data communication with the viewer 3 and the console 6 via the in-hospital network N.
  • the storage unit 26 is a functional unit that reads / writes data from / to a magnetic or optical storage medium, and includes a HDD (Hard Disk Drive) or the like.
  • FIG. 5A shows a data configuration example of the storage unit 26. According to FIG. 5A, the storage unit 26 stores the image management DB 260 and the list data 262.
  • the image management DB 260 is a database that stores and stores medical image data DT1 received from the console 6.
  • the control unit 20 stores the medical image data DT1 in the image management DB 260 so as to be searchable based on the auxiliary information DT3 included in the medical image data DT1.
  • the list data 262 is display data for displaying the list list LST as shown in FIG. 3, and has a data configuration as shown in FIG. 6A. That is, the list data 262 includes patient information 264a including patient ID 264a, patient name 264b, date of birth 264c and gender 264d, and test information 266 including test ID 266a, test date 266b, prone position 266c and modality type additional Ij266d. And status information 268.
  • Patient information 264 and examination information 266 in list data 262 are set based on order information transmitted from HIS and RIS4.
  • the control unit 20 extracts the patient information 264 and the examination information 266 from the order information, and accumulates and stores them in the list data 262.
  • the status information 268 is data indicating the progress of the examination shown in the patient information 264 and the examination information 266 associated with the status information 268.
  • invalid data is stored in the status information 268 as initial data.
  • data indicating start of inspection (status update instruction information 662 described later) is transmitted from the console 6 to the server 2
  • the status information 268 in the list data 262 is updated to data indicating that inspection is in progress. Is done.
  • data indicating the end of the inspection is transmitted from the console 6 to the server 2
  • the status information 268 is updated to data indicating the end of the inspection.
  • the viewer 3 of the PACS 1 includes a control unit 30, an input unit 32, a display unit 34, a storage unit 36, and a communication unit 38.
  • the configuration of each functional unit of the viewer 3 is the same as the configuration of each functional unit of the server 2, and thus detailed description thereof is omitted.
  • FIG. 5B shows a data configuration example of the storage unit 36 of the viewer 3.
  • the storage unit 36 stores the list data 360.
  • the list data 360 has the same data configuration as the list data 262 stored on the server 2 side.
  • the list data 262 is updated on the server 2 side, the list data 262 is transmitted to the viewer 3. Based on this list data 360, it is possible to display the list list LST as shown in FIG.
  • Control unit 1 The user selects a list to be reproduced and displayed with reference to this list LST.
  • the medical image data DT1 corresponding to the list is displayed.
  • a message indicating that playback is impossible is displayed on the display unit 34.
  • the patient ID 264a and the examination ID 266a of the medical image data DT 1 are extracted from the list data 360 and transmitted to the server 2, whereby the medical image data Request transmission of DT1.
  • the medical image data DT1 including the patient ID 264a and the examination ID 266a is acquired from the console 6 and the force read from the image management DB 260 and transmitted to the viewer 3.
  • the medical image data DT1 transmitted from the server 2 is reproduced and displayed on the display unit 34.
  • the console 6 includes a control unit 60, an input unit 62, a display unit 64, a storage unit 66, and a communication unit 68.
  • the configuration of each functional unit of the console 6 is substantially the same as the configuration of each functional unit of the server 2.
  • the communication unit 68 of the console 6 is configured with a LAN interface or the like as in the server 2 and the viewer 3.
  • the communication unit 68 is configured with a serial interface or the like. DT1 may be received.
  • FIG. 5C shows a data configuration example of the storage unit 66 of the console 6. According to Figure 5C, the storage unit
  • the temporary image storage DB 660 is a database that temporarily stores the medical image data DT1 received from the modality 5. Specifically, the medical image data DT1 generated by the modality 5 is stored so as to be searchable based on the incidental information DT3 included in the medical image data DT1.
  • the control unit 60 reads the medical image data DT1 designated from the temporary image storage DB 660 and transmits it to the server 2, and the transmitted medical image Delete data DT1 from temporary image storage DB660.
  • the control unit 60 transmits all the medical image data DT1 stored in the image temporary storage DB 660 to the server 2. .
  • the time when the medical image data DT1 is transmitted is preferably a time zone when the communication load of the in-hospital network N is low. For example, the time when the medical image data DT1 is referenced is low at midnight. Set to 00 etc.
  • the medical image data DT1 requested for transmission from 2 is sequentially transmitted to the server 2, and the medical image data DT1 not requested for other transmission is transmitted to the server 2 at a predetermined time.
  • the status update instruction information 662 is data for instructing the update of the status information 268 of the list data 262 stored in the server 2. As shown in the data configuration example of FIG. Status information 662b. Status information 662b is data indicating the progress of imaging / inspection in Modality 5. [0066] Upon receiving the order information from the HIS and RIS4, the control unit 60 schedules the imaging of the modality 5 based on the order information. Then, in accordance with the scheduling, an instruction to start photographing is output to the modality 5 via the communication unit 68, and the photographing “inspection” is executed.
  • the control unit 60 controls the imaging 'inspection of the modality 5, and generates status information 662b according to the progress. Then, the inspection ID 662a of the inspection executed in the modality 5 is associated with the status information 662b and transmitted to the server 2 of the PACS 1 as the status update instruction information 662. At this time, in the server 2, the status information 268 of the list data 262 is updated based on the status update instruction information 662 transmitted from the console 6.
  • status update instruction information 662 including status information 662b indicating the start of inspection is transmitted to server 2.
  • the medical image data DT1 generated by the imaging is stored in the image temporary storage DB 660, and status update instruction information 662 including status information 662b indicating the end of the examination is transmitted.
  • the server 2 side to which the status update instruction information 662 is transmitted lists the inspection information 266 having the detection ID 662a included in the status update instruction information 662
  • the data 262 is searched and the status information 268 associated with the examination information 266 is overwritten with the received status information 662b and updated.
  • the status information 268 of the list data 262 is rewritten to data indicating that the examination is in progress by transmitting / receiving the status update instruction information 662, and the imaging is completed. Then, the status information 268 is rewritten with data indicating the end of inspection. Therefore, the status information 268 of the list data 262 is updated by sending / receiving the status update instruction information 662 without sending / receiving the medical image data DT1, and the progress of the examination can be managed and displayed on the server 2 side. it can.
  • FIG. 7 is a flowchart for explaining a specific operation of the medical image management system S
  • FIG. 8 is a diagram showing an operation example of the medical image management system S. Note that the processing of the flowchart shown in FIG. 7 is performed mainly by the control units of the modality 5, the console 6, the server 2, and the viewer 3. I will explain below.
  • the console 6 transmits an imaging start instruction to the corresponding modality 5 based on the order information received from the HIS and RIS4 (step B1), and status update instruction information 662 indicating the start of the inspection. Is sent to server 2 (step B2).
  • the server 2 generates list data 262 based on the order information received from the HIS and RIS4, transmits the list data 262 to the viewer 3, and displays the image selection screen 400 as shown in FIG. 3 is displayed.
  • the list data 262 is updated based on the status update instruction information 662 (step C2).
  • the server 2 transmits the updated list data 262 to the viewer 3 (step C2), and updates the image selection screen 400 of the viewer 3 (step Dl).
  • the CT console 6a instructs the CT 5a to start imaging, and status update instruction information 662 is transmitted from the CT console 6a to the server 2.
  • the inspection ID 662a of the status update instruction information 662 received by the server 2 is “0000001032” and the status information 662b is “inspection”, the status information of the list data is based on the status information 662b.
  • the inspection status L30 of the inspection ID force S '0000001 032' is updated to “!
  • the medical image data DT1 is transmitted to the console 6 like the CT 5a and the CT console 6a in Fig. 8 (step A2).
  • the console 6 receives the medical image data DT1 (step B3), the console 6 displays a medical image based on the medical image data DT1 on the display unit 64 (step B4) and waits for the user's confirmation operation (step B 5). .
  • the user refers to the displayed medical image, confirms the success or failure of the supplementary information and the contrast, corrects it, etc., and then operates the input unit 62 to confirm that the confirmation of the medical image is complete.
  • the console 6 detects the operation of the input unit 62 by the user (step B5; Yes)
  • the console 6 temporarily stores the displayed medical image data DTI in the image temporary storage DB660 (step B6).
  • Step B5 the process proceeds to Step B1, and the imaging start instruction is transmitted to Modality 5 again.
  • the console 6 stores the medical image data DT1 in the temporary image storage DB660, the status update instruction that combines the examination ID 662a included in the supplementary information DT3 of the medical image data DT1 and the status information 662b indicating the completion of the examination.
  • Information 662 is generated and sent to Sano 2 (step B7).
  • the server 2 Upon receiving the status update instruction information 662 from the console 6 (step C3), the server 2 updates the list data 262 based on the status update instruction information 662 (step C4), and the list data 262 is displayed on the viewer. 3 to update the viewer 3 image selection screen 400 (step D2).
  • CT5a finishes imaging
  • status update instruction information 662 is sent from CT console 6a to server 2
  • inspection ID662a of status update instruction information 662 is' 0000001032
  • status information 662b is "inspection” If it is “finished”, the list data 262 is rewritten based on the status information 662b, and “inspection in progress” in the inspection status L30 in FIG.
  • the user on the viewer 3 side is associated with the medical image in which the examination status L30 is "Examination completed" on the image selection screen 400, that is, status information 268 indicating the examination completion in the list data 262.
  • the viewer 3 transmits the examination ID 266a of the selected medical image, thereby requesting the server 2 to send the medical image.
  • the server 2 When the server 2 receives the medical image transmission request from the viewer 3, the server 2 searches the image management DB 260 for the medical image data DT1 corresponding to the received examination ID. At this time, if the medical image data DTI corresponding to the examination ID is searched, the ability to transmit the medical image data DTI to the viewer 3 is not stored in the image management DB 260, and cannot be searched. Sends a medical image transmission request to the console 6 by transmitting an examination ID as in the case of the viewer 3.
  • the console 6 Upon receiving the medical image transmission request from the server 2, the console 6 retrieves the medical image data DTI including the received examination ID in the incidental information DT3 from the image temporary storage DB660, and the CD console 6 in FIG. Is transmitted to the server 2 (step B8). Then, the transmitted medical image data DT1 is deleted from the temporary image storage DB 660 (step B9).
  • the server 2 After receiving the medical image data DT1 from the console 6 after requesting the transmission of the medical image (Step C5), the server 2 stores the medical image data DT1 in the image management DB 260 (Step C6), and The image data DT1 is transmitted to the viewer 3 as shown in Fig. 8 (step C7).
  • step D5 After receiving the medical image data DT1 from the server 2 after requesting the transmission of the medical image in step D3 (step D4), the viewer 3 displays the medical image based on the medical image data DTI on the display unit 34. Display (Step D5).
  • the console 6 performs timekeeping, and when the current time reaches a predetermined time, the console 6 transmits all of the medical image data DT1 stored in the image temporary storage DB660 to the server 2 (step B10). At this time, the server 2 stores the medical image data DT1 received from the console 6 in the image management DB 260 (steps C8 to C9).
  • the console 6 since the console 6 transmits the status update instruction information 662 corresponding to the imaging progress of the modality 5 to the server 2, the medical image is taken every time a medical image is taken.
  • the image data DT1 is not transmitted to the server 2 sequentially, and the medical image data DT1 is transmitted to the server 2 in a predetermined time zone such as midnight. For this reason, it is possible to prevent the in-hospital network N from becoming overloaded during times when the network load such as the examination time tends to be high.
  • the medical image data DT1 is transmitted from the console 6 to the server 2, so that the server 2 can be used during the examination time.
  • the load of communication processing with the console 6 of the server 2 is reduced, and the performance of the server 2 can be prevented from decreasing. Therefore, it is possible to reduce the network load of the medical image management system S and increase the efficiency of network resources.
  • the system configuration of the medical image management system S in the second embodiment is substantially the same as the system configuration in the first embodiment.
  • the viewer 3 in the second embodiment is realized by a configuration in which the storage unit 36 shown in FIG. 5B is replaced with the storage unit 37 shown in FIG. 9, and the server 2 and the console 6 are the same as those in the first embodiment.
  • This is realized by a functional configuration substantially the same as the functional configuration of each device in FIG.
  • the same components as those in the first embodiment are denoted by the same reference numerals and description thereof is omitted.
  • the storage unit 37 of the viewer 3 stores list data 360 and a temporary image storage DB 370.
  • the temporary image storage DB 370 is a database that temporarily stores the medical image data DT1 received from the console 6.
  • the control unit 30 requests the console 6 to transmit the medical image data DT1.
  • the console 6 When the medical image data DT1 transmitted from the console 6 is received, a medical image based on the medical image data DT1 is displayed and the medical image data DT1 is temporarily stored in the temporary image storage DB 370.
  • FIG. 10 is a flowchart for explaining a specific operation of the medical image management system S in the second embodiment.
  • the same processing steps as those of the medical image management system S in the first embodiment shown in FIG. 7 are denoted by the same step numbers, and detailed description thereof is omitted. .
  • modality 5 performs imaging based on an imaging start instruction from console 6, and generates medical image data DT1 generated from CT5a to CT console 6a in FIG. Send to each console 6 (steps A1 and A2).
  • console 6 Based on the order information transmitted from HIS and RIS4, console 6 transmits an instruction to start imaging to modality 5, and transmits status update instruction information 662 indicating the start of inspection to server 2 (steps B1 to B2). ).
  • the medical image data DT1 transmitted from Modality 5 was received and reproduced and displayed. Later, when the user's confirmation input is made, the medical image data DT1 is stored in the temporary image storage DB 660, and status update instruction information 662 indicating the end of the examination is transmitted to the server 2 (steps B3 to B7).
  • the server 2 Upon receiving the status update instruction information 662 from the console 6, the server 2 updates the list data 262 based on the status update instruction information 662 and transmits it to the viewer 3 (steps C1 to C2, C3). ⁇ C4).
  • the viewer 3 displays the image selection screen 400 based on the list data 262 transmitted from the server 2 (steps Dl and D2), and then displays the image selection screen 400 on the image selection screen 400 according to the operation of the input unit 32. If a medical image is selected in step S3, the examination ID of the selected medical image is transmitted to the console 6 to request transmission of the medical image data DT1 (step D3a).
  • the console 6 retrieves the medical image data DT1 including the examination ID received from the viewer 3 in the examination information of the auxiliary information from the image temporary storage DB 660, and retrieves the medical image data DT1 as shown in FIG.
  • the data is transmitted to the viewer 3 like the CT console 6a (step B8a) and deleted from the temporary image storage DB660 (step B9).
  • the console 6 searches the temporary image storage DB 660 and the medical image data DT1 including the received examination ID is not stored, the console 6 uses the medical information stored in the server 2 as in step D3a. A request for transmission of the image data DT1 may be made.
  • step D4a Upon receiving the medical image data DT1 transmitted from the console 6 (step D4a), the viewer 3 temporarily stores the medical image data DTI in the image temporary storage DB660 on the viewer 3 side (step D4b), the medical image is reproduced and displayed (step D5).
  • the console 6 performs timekeeping, and when the current time reaches a predetermined time, the console 6 transmits all of the medical image data DT1 stored in the image temporary storage DB660 to the server 2 (step B10). Similarly, the viewer 3 also measures the time, and when the current time reaches a predetermined time, all the medical image data DT1 stored in the temporary image storage DB 370 is transmitted to the server 2 (step D6). ).
  • the server 2 stores the medical image data DT1 received from each of the console 6 and the viewer 3 like the CT console 6a and the viewer 3 in FIG. 11 in the image management DB 260 (Steps C8a to C9). ).
  • the console 6 transfers the medical image data DT1 to the viewer 3 according to the transmission instruction of the medical image data DT1 from the viewer 3, and the server 6 refers to the medical image when referring to the medical image. 2 is not mediated. For this reason, it is possible to prevent the performance of server 2 from being degraded.
  • the load on the console 6 can be reduced. Therefore, it is possible to reduce the network load of the medical image management system S and increase the efficiency of network resources.
  • the force S described as the viewer 3 directly receiving the transmission instruction of the medical image data DT1 to the console 6 and receiving it via the server 2 as in the first embodiment. It is also possible to issue a transmission instruction and receive the medical image data DT1 via the server 2.
  • the server 2 stores the medical image data DT1 to be relayed in the image management DB 260 in the same manner as in the first embodiment, so that the medical image data DT1 transmitted by the viewer 3 or the console 6 in a predetermined time zone. The number of sheets can be reduced.
  • the console 6 has been described as deleting the medical image data DT1 from the temporary image storage DB 660 after transmitting the medical image data DT1 in step B8a. . That is, the console 6 temporarily stores the medical image data DT1 transmitted in step B8a without deleting it, and transmits the transmitted medical image data DT1 to the server 2 in step B10. In this case, the viewer 3 does not need to temporarily store the received medical image data DT1 and send it to the server 2. Further, since the medical image data DT1 is temporarily stored only on the console 6, the processing of the medical image management system S can be simplified.
  • It can be used in the medical field, and can be applied to a medical image management system including a modality, a view screen, a server, and the like.

Abstract

L'invention concerne un système de gestion d'images médicales, selon lequel la charge du réseau peut être réduite et les ressources du réseau peuvent être utilisées de manière efficace. Une console (6) transmet des informations d'instruction de mise à jour du statut correspondant au statut en cours de la photographie par une modalité (5) vers un serveur (2). Le serveur (2) met à jour les informations de statut des données de liste selon les informations d'instruction de mise à jour du statut reçues et transmet les données de liste mises à jour vers un visionneur (3). La console (6) stocke temporairement les données d'images médicales générées par la modalité (5) et transmet les données d'images médicales temporairement stockées vers le visionneur (3) en réponse à une instruction de transmission issue du visionneur (3). La console (6) transfère également toutes les données d'images médicales temporairement stockées vers le serveur (2) à un moment prédéterminé.
PCT/JP2007/072515 2006-12-19 2007-11-21 Système de gestion d'images médicales WO2008075526A1 (fr)

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JP2008550071A JP5040923B2 (ja) 2006-12-19 2007-11-21 医用画像管理システム
US12/519,727 US20100054566A1 (en) 2006-12-19 2007-11-21 Medical image management system

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